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Finding the Fourth Proportional to 22,086.68, 33,130.04 and 5,447.00

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Solution

The fourth proportional to 22,086.68, 33,130.04 and 5,447.00 is: 8,170.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,086.68 : 33,130.04 = 5,447.00 : x
  2. Step 2: Convert to fraction form
    22,086.68/33,130.04 = 5,447.00/x
  3. Step 3: Cross multiply
    22,086.68x = 33,130.04 × 5,447.00
  4. Step 4: Simplify right side
    22,086.68x = 180,459,134.99
  5. Step 5: Solve for x
    x = 180,459,134.99/22,086.68
  6. Step 6: Final answer
    x = 8,170.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.